Canon EOS-1D Mark IV Firmware Update Addresses Autofocus Performance
Jan 28, 2010
By Dan Havlik, PDN's Technology Specialist
More specifically, Canon says that with update 1.0.6. for the Mark IV "AF performance has been enhanced for receding subjects and for subjects that are approaching at a low speed."
Considering the issues the Mark IV's predecessor, the Canon 1D Mark III, had with its autofocus system, this seemingly minor firmware update doesn't look so minor.
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